Research Article
Removal of Fluoride from Water by Adsorption onto Fired Clay Pots: Kinetics and Equilibrium Studies
Table 2
Kinetics parameters for adsorption of fluoride on fired clay.
| Initial concentration (mg/L) | First-order model | Second-order model | Intraparticle diffusion model | | | | | | | | | | (mg/g) | (min−1) | (mg/g) | (g·mg−1min−1) | (mg/g) | (mg·g−1·min−0.5) |
| 10 | 1.40 | 0.25 | 0.87 | 0.87 | 0.48 | 1.30 | 0.97 | 0.45 | 0.99 | 40 | 2.17 | 0.49 | 0.90 | 0.90 | 0.28 | 2.06 | 0.98 | 0.73 | 0.98 |
|
|